Pengaruh Model Problem Based Learning Terhadap Keterampilan Pemecahan Masalah Matematis Peserta didik SMK. Titian Ilmu: Jurnal Ilmiah Multi Sciences, [S. l.], v. 18, n. 01, p. 15–21, 2026. DOI: 10.30599/y2azw444. Disponível em: https://journal.unuha.ac.id/index.php/JTI/article/view/4981. Acesso em: 20 jul. 2026.